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3976430 |
Forced circulation cooling crystallizer
A continuous integral forced circulation cooling crystallizer for the processing of fluids which comprises, in vertical disposition: A. an upper fluid holding chamber having an inlet and outlet for...
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3957019 |
Heat exchangers
U-tubes in a heat exchanger are arranged so that at intervals about the periphery of the tube bundle lanes are formed in the layout for more evenly distributing the flow of downcomer fluid through...
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3954087 |
Integral separation start-up system for a vapor generator with variable pressure furnace circuitry
A vapor generating system for use in a power plant having a steam turbine and a condenser connected in a series flow relationship, in which a vapor generating section receives a heat exchange fluid...
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3941099 |
Steam generator assembly for pressurized water reactors with a straight tube bundle and a partial flow preheater traversible by pressurized water
To reduce the temperature difference between a straight tube bundle and the housing surrounding the same in a steam generator assembly for pressurized water reactors, a preheater for feed water is...
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3938473 |
Steam generator having feed-water preheater
A steam generator has a preheater for preheating feed-water supplied from an external source, the preheater receiving its heat from the steam generator's heat exchanger. If the supply of feed-water...
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3920067 |
Heat exchanger for continuous flow fluid heater
A heat exchanger of the continuous flow tubular type which includes chambered header means including inlet chamber means and exhaust chamber means, a plurality of tubular elements communicating...
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3900010 |
Method and apparatus for reverse circulating nuclear steam generator secondary fluid
A method and apparatus is disclosed for inducing reverse circulation of the fluid on the secondary side of a steam generator of the type including an outer vessel and a vapor generation chamber...
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3859964 |
ONCE THROUGH BOILER
An once through boiler characterized in that the drum has larger diameter pipes and smaller diameter pipes for water to be heated thereby pressure loss is generated in the smaller diameter pipes...
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3834355 |
STEAM SYSTEMS EQUIPPED WITH AN EXCHANGE RESERVOIR
Closed, corrosion-free steam generating systems, including a heat exchanger and a condensate receiver, and having an exchange reservoir for pre-treated feed water; and control means arranged for...
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3797249 |
AUTOMATIC VAPOR ENGINE START-UP
An automatic start-up system for a Rankine cycle engine provides start-up from a single actuation; for example, the closing of a switch. The start-up system initiates operation of a vapor generator...
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3789806 |
FURNACE CIRCUIT FOR VARIABLE PRESSURE ONCE-THROUGH GENERATOR
A variable pressure vapor generator of the once-through type in which circulation is established at normal loads by the generator feed pump. However, at start-up and loads below about 50 percent,...
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3756023 |
HEAT RECOVERY STEAM GENERATOR EMPLOYING MEANS FOR PREVENTING ECONOMIZER STEAMING
A system for preventing the formation of steam in an economizer coil disposed within a heat recovery steam generator used in a combined gas turbine and steam turbine power plant. This is...
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3704693 |
COMBINED STEAM AND HIGH TEMPERATURE WATER GENERATING SYSTEM
A combined steam-high temperature water generating system includes a heated water generating vessel for delivering both steam and high temperature water to delivery circuits therefor. A portion of...
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3670703 |
FORCED-FLOW BOILER
Forced-flow boiler includes combustion chamber walls formed of vertical welded tube-crosspiece tube systems comprising riser tubes having respective downcomer tubes located therewithin.
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3662716 |
FURNANCE ENCLOSURE FOR NATURAL CIRCULATION GENERATOR
A natural circulation generator having a rectangular furnace enclosure. A plurality of parallel, upright, finned tubes welded together along their lengths make up the walls of the enclosure....
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3613643 |
COMBINED ONCE-THROUGH AND NATURAL CIRCULATION VAPOR GENERATOR
A sodium-heated vapor generator used in connection with a sodium-cooled fast breeder reactor is provided with means for supplying feedwater to the vapor generator in the event of feed pump failure,...
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3612003 |
FORCED THROUGH FLOW STEAM GENERATOR
The walls of the steam generator are formed of tubes through which the working medium flows and which form at least a part of the preheater surfaces. The flue gas is produced in a turbulence...
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3602200 |
INSTANTANEOUS SANITIZING WATER HEATING UNIT
A water heater for heating large amounts of water quickly. Water moves back and forth in rows of horizontal, heated tubes, reversing direction in plenum compartments and moving in a generally...
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3585971 |
STEAM GENERATING SYSTEM
A steam generating system comprising an enlarged water tank receiving an elongated fire tube therethrough. The fire tube has a burner and steam coil mounted on a movable frame therein and...
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3580227 |
BOILER INLET PLUG INSERT WITH HEAT DAMS
A device for eliminating the thermal instability of a liquid in forced feed convection boilers in which subcooled liquids which are introduced at the inlet have a tendency to superheat and flash...
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3576178 |
SHELL-AND-TUBE STEAM GENERATOR WITH ECONOMIZER
A shell and tube vapor-generator is provided in which vaporizable liquid is transformed into vapor by passing it in heat transfer relation with heating fluid conducted through the tubes and a...
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3575144 |
VAPOR GENERATOR
A vapor generator includes a liquid ejector which is operated by the high-pressure water for circulating fluid within the generator. The apparatus also includes a steam ejector or condensation-type...
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3559626 |
APPARATUS AND PROCESS FOR ACCUMULATING AND CONCENTRATING HEAT ENERGY
A tortuous working fluid flow path and a high heat energy gaseous compound flow path are aligned in semicontraflow relationship so that the working fluid and gaseous compound interact and become...
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3543731 |
HIGH VELOCITY WATER HEATER
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3516390 |
COOLING SYSTEM
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3511217 |
DUAL CIRCULATION VAPOR GENERATOR
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3507256 |
FORCED-CIRCULATION BOILER SYSTEM WITH SEPARATE BOILER AND FURNACE
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3504655 |
NATURAL CIRCULATION START-UP SYSTEM FOR ONCE-THROUGH STEAM GENERATOR
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3498270 |
ALL-WELDED FURNACE CONSTRUCTION
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3478726 |
APPARATUS FOR REGULATING THE RECIRCULATION OF WORKING MEDIUM IN A ONCE-THROUGH FORCE-FLOW STEAM GENERATOR
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3467069 |
RECIRCULATING TYPE STEAM GENERATOR AND PUMP ARRANGEMENT
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3464293 |
STEEL RULE CUTTING DIE AND METHOD OF FABRICATION
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3464393 |
STEAM GENERATOR WITH FORCED CIRCULATION
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3463125 |
HORIZONTAL BOILERS,APPARATUS IN COMBINATION THEREWITH AND METHODS FOR HEATING SAME
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3442256 |
VAPOR GENERATOR TUBE BANK
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3423941 |
TEMPERATURE AND FLOW REGULATING APPARATUS
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3417736 |
Deaerating heater
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3412714 |
Control system for once-through type boiler
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3411484 |
Method of and apparatus for starting and stopping forced circulation boilers
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3411486 |
Temperature matching header
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3407787 |
Lpg vaporizer
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3406664 |
Waste heat boiler
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3399655 |
Forced circulation steam generator with thermal-mechanical pre-removal of corrosive gases from the liquid supplied to the heating coil
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3398722 |
Heat exchanger apparatus
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3398721 |
Continuous flow heater for liquids
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3393598 |
Fastener nut, quick action
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3391676 |
Fire tube hot water boiler
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3387592 |
Tubular heat-transfer elements
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3368533 |
METHOD OF STARTING FORCED-FLOW STEAM PRODUCERS
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3366093 |
Start-up system for once-through vapor generators
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